Ethyl 2-cyano-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetate
2-Chloro-4-nitro-3-(trifluoromethoxy)pyridine-5-acetonitrile
2-Chloro-5-nitro-3-(trifluoromethoxy)pyridine-4-acetic acid
2-Chloro-3-nitro-5-(trifluoromethoxy)pyridine-6-acetonitrile